Module: 07: Extended neighbourhoods - catchment areas (trace flow)
Copyrights (c) 2003 by Olaf Conrad
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Description
Extended Neighbourhoods - Catchment areas.
(c) 2003 by Olaf Conrad, Goettingen
email: oconrad@gwdg.de
Parameters
NameTypeIdentifierDescriptionConstraints
Input
Elevation grid Grid (input)ELEVATIONThis must be your input data of type grid.
Output
Catchment areaGrid (output)AREAThis will contain your output data of type grid.
Flow Path LengthGrid (output)LENGTHThis will contain your output data of type grid.
Options
StepIntegerSTEPSkip cells (step value).Minimum: 1.000000
MethodChoiceMETHODChoose a methodAvailable Choices:
[0] Needs less memory, but is slow
[1] Needs more memory, but is quicker
Single CellBooleanONECELLSet 'false' to execute the calculation for each point in grid. Set 'true' tu calculate the flow of one single cell.
X PositionIntegerXCELL
Y PositionIntegerYCELL